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Howard Concrete Co is a Glen Ellyn, IL-based company in the Energy and Utilities sector.
OriginOil, Inc. is developing a breakthrough technology that will transform algae, the most promising source of renewable oil, into a true competitor to petroleum
Woodway Energy Infrastructure is a midstream energy company in Texas focused on acquiring, expanding, and developing pipelines across North America.
Sunoco Inc. is an American petroleum and petrochemical manufacturer headquartered in Philadelphia, Pennsylvania, United States, formerly known as Sun Company Inc. (1886–1920 and 1976–1998) and Sun Oil Co. (1920–1976). Sunoco is one of the largest gasoline distribution companies in the United States, with Sunoco brand gasoline being sold in over 4,700 outlets spanning 26 states, just over a third hosting convenience stores.
Tesco Corporation is an oilfield services company specializing in the design, manufacture and service of technology-based solutions for the upstream energy industry.